The Mean Weight of Newborn Infants at a Community Hospital $\mu$

Multiple Choice

The mean weight of newborn infants at a community hospital is said to be 6.6 pounds. A sample of seven infants is randomly selected and their weights at birth are recorded as 9.0, 7.3, 6.0, 8.8, 6.8, 8.4, and 6.6 pounds. Does this sample support the original claim? The null hypothesis is:

A) $\mu$ = 6.6
B) $\mu$ $\neq$ 6.6
C) $\mu$ $\ge$ 6.6
D) $\mu$ > 7.6
E) $\mu$ $\neq$ 7.6